INT992

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Context Info
Confidence 0.60
First Reported 1979
Last Reported 2010
Negated 3
Speculated 2
Reported most in Body
Documents 21
Total Number 23
Disease Relevance 1.47
Pain Relevance 1.46

This is a graph with borders and nodes. Maybe there is an Imagemap used so the nodes may be linking to some Pages.

nucleus (S100A4)
Anatomy Link Frequency
artery smooth muscle 1
lower end 1
S100A4 (Homo sapiens)
Pain Link Frequency Relevance Heat
Serotonin 6 99.30 Very High Very High Very High
local anesthetic 11 99.06 Very High Very High Very High
rapifen 4 98.84 Very High Very High Very High
anticonvulsant 9 92.80 High High
Potency 18 91.68 High High
analgesia 1 82.84 Quite High
Opioid 20 81.72 Quite High
antagonist 18 70.72 Quite High
fluoxetine 4 68.88 Quite High
monoamine 4 63.44 Quite High
Disease Link Frequency Relevance Heat
Increased Venous Pressure Under Development 6 98.40 Very High Very High Very High
Hypertension 4 91.32 High High
Sprains And Strains 2 88.92 High High
Breast Cancer 56 87.84 High High
Disease 18 73.36 Quite High
Cancer 39 66.00 Quite High
INFLAMMATION 2 51.92 Quite High
Rhinitis 16 51.52 Quite High
Sleep Disorders 16 49.36 Quite Low
Carcinoma 6 15.60 Low Low

Sentences Mentioned In

Key: Protein Mutation Event Anatomy Negation Speculation Pain term Disease term
Because 5-HT induces release of S100beta, we investigated the codependence of 5-HT receptors and SERT in regulating S100A4/Mts1 in human pulmonary artery smooth muscle cells (hPA-SMC). 5-HT elevated S100A4/Mts1 mRNA levels and increased S100A4/Mts1 protein in hPA-SMC lysates and culture media.
Regulation (regulating) of S100A4 in artery smooth muscle
1) Confidence 0.60 Published 2005 Journal Circ. Res. Section Abstract Doc Link 16002749 Disease Relevance 0.35 Pain Relevance 0.26
Certainly, toxic functional groups will be very limited in the Williams set33 and this may also affect the pKa distribution.
Spec (may) Regulation (affect) of pKa
2) Confidence 0.26 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
Interdependent serotonin transporter and receptor pathways regulate S100A4/Mts1, a gene associated with pulmonary vascular disease.
Regulation (regulate) of S100A4 associated with increased venous pressure under development and serotonin
3) Confidence 0.26 Published 2005 Journal Circ. Res. Section Title Doc Link 16002749 Disease Relevance 0.37 Pain Relevance 0.29
The results were correlated to the partition coefficient and the distribution coefficient (= apparent partition coefficient at pH 7.2) of the compounds, using octanol/water partition coefficients and pKa values either from the literature or measured for this work.
Regulation (values) of pKa
4) Confidence 0.20 Published 1979 Journal Teratology Section Abstract Doc Link 120615 Disease Relevance 0.23 Pain Relevance 0.13
In some cases these data resources do not assign pKa values to particular functional groups.
Neg (not) Regulation (values) of pKa
5) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
Data misplaced in columns was adjusted and where pKa values for acid and base groups had been swapped this was amended.
Regulation (values) of pKa
6) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0.05 Pain Relevance 0.03
The distribution for the non-CNS class closely matched the overall pattern found for the entire dataset with a peak in pKa values at around 9.0. pKa values for the non-CNS compound set (n = 156) ranged from 0.3 to 12.3.


Regulation (values) of pKa
7) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
The Williams33 compilation did not, of course, list non-ionizable compounds as its prime interest was in those substances with a pKa value.
Regulation (value) of pKa
8) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
Compounds at the lower end of the scale largely contain carboxylic acids while those peaking around a pKa value of 8.0 contained a large proportion of barbiturates.
Regulation (value) of pKa in lower end
9) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
The pKa values themselves represent useful pieces of physicochemical information but in isolation they have limited value.
Regulation (values) of pKa
10) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
The majority of compounds had a pKa value above 6.5 and these compounds typically contained a basic amine group.
Regulation (value) of pKa
11) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
An awareness of the influence of the acid-base dissociation constant, pKa, on the biopharmaceutical properties of drugs and chemicals has long been established within the pharmaceutical and chemical industry.
Regulation (influence) of pKa
12) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
Acids with pKa values below 4 will be in a charged state over 99% of the time at physiological pH as will bases with a pKa above 10.
Regulation (values) of pKa
13) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
Firstly, acid pKa values for CNS drugs rarely fell below 6.0 and secondly, base pKa values for CNS drugs were not observed above a value of 10.5.
Regulation (values) of pKa
14) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
The list of pKa values compiled by Williams33 was used as the source of data for the present study.
Regulation (values) of pKa
15) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0.07 Pain Relevance 0
Firstly, acid pKa values for CNS drugs rarely fell below 6.0 and secondly, base pKa values for CNS drugs were not observed above a value of 10.5.
Regulation (values) of pKa
16) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
A more difficult procedure is to estimate the pKa values for these compounds.
Regulation (values) of pKa
17) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
An estimate of likely ADME characteristics can be obtained using pKa values and various other properties such as molecular weight (MW), partition coefficient (logP), number of hydrogen bond donors (hdon) and acceptors (hacc), and polar surface area (PSA)9.
Regulation (values) of pKa
18) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
The initial curation step included removing duplicates (e.g. bupivacaine and levobupivacaine; where the pKa is equivalent) and those compounds without a pKa value.
Neg (without) Regulation (value) of pKa
19) Confidence 0.12 Published 2007 Journal Perspectives in Medicinal Chemistry Section Body Doc Link PMC2754920 Disease Relevance 0 Pain Relevance 0
No particular influence of molecular weight, lipophilia, pKa or the degree of ionization could be discerned. (2) In the second set of experiments, the influence of different flow rates, reflecting various pathophysiological conditions, was examined.
Neg (No) Regulation (influence) of pKa
20) Confidence 0.08 Published 1997 Journal Biol. Neonate Section Abstract Doc Link 9303211 Disease Relevance 0 Pain Relevance 0.51

General Comments

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